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1 // 2 // ******************************************************************** 3 // * License and Disclaimer * 4 // * * 5 // * The Geant4 software is copyright of the Copyright Holders of * 6 // * the Geant4 Collaboration. It is provided under the terms and * 7 // * conditions of the Geant4 Software License, included in the file * 8 // * LICENSE and available at http://cern.ch/geant4/license . These * 9 // * include a list of copyright holders. * 10 // * * 11 // * Neither the authors of this software system, nor their employing * 12 // * institutes,nor the agencies providing financial support for this * 13 // * work make any representation or warranty, express or implied, * 14 // * regarding this software system or assume any liability for its * 15 // * use. Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitation of liability. * 17 // * * 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************************************** 25 // 26 // 27 // 28 #ifndef G4VNuclearDensity_h 29 #define G4VNuclearDensity_h 1 30 31 #include "globals.hh" 32 #include "G4ThreeVector.hh" 33 34 35 class G4VNuclearDensity 36 { 37 38 public: 39 G4VNuclearDensity(); 40 virtual ~G4VNuclearDensity(); 41 42 inline G4double GetDensity(const G4ThreeVector & aPosition) const 43 { 44 return rho0*GetRelativeDensity(aPosition); 45 }; 46 47 virtual G4double GetRelativeDensity(const G4ThreeVector & aPosition) const = 0; 48 virtual G4double GetRadius(const G4double maxRelativeDenisty) const = 0; 49 virtual G4double GetDeriv(const G4ThreeVector & point) const = 0; 50 51 protected: 52 inline void Setrho0(G4double arho0) { rho0=arho0; }; 53 inline G4double Getrho0() const { return rho0; }; 54 55 private: 56 57 G4double rho0; 58 }; 59 60 #endif 61 62